Question

root 21 is which real number​

Answer 1

Step-by-step explanation:

Is the Square Root of 21 Rational or Irrational? A number is said to be irrational if it cannot be expressed in the form of a ratio p/q, where q not equal to 0. √21 = 4.58257569495584 which is a non terminating decimal. Thus √21 is irrational.

Answer 2

Answer:

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this is the answer to the question